<%# Link showing page number
  - available local variables
    page:          a page object for "this" page
    url:           url to this page
    current_page:  a page object for the currently displayed page
    num_pages:     total number of pages
    per_page:      number of items to fetch per page
    remote:        data-remote
-%>
<% if page.current? -%>
<span class="page current"><%= page -%></span>
<% else -%>
<%= link_to page, url, opts = {remote: remote, rel: page.next? ? 'next' : page.prev? ? 'prev' : nil, class: 'button'} -%>
<% end -%>
